15 Best Sleeping Bag Liners for a Comfier Camping Experience

When it comes to improving your camping comfort, you’ll find 15 exceptional sleeping bag liners that can elevate your outdoor sleeping experience. From ultralight and moisture-wicking silk to insulated fleece, these liners extend your bag’s temperature range, maintain cleanliness, and provide added softness. Consider factors like intended use, warmth needs, and packability to choose the best liner for your adventures. Investigate the details to discover the perfect sleeping companion for your next camping trip.

Key Takeaways

• Opt for a lightweight and compact sleeping bag liner to enhance comfort and warmth while backpacking or camping.
• Choose a moisture-wicking and temperature-regulating material like silk, fleece, or merino wool for optimal sleep quality.
• Prioritize liners with features like built-in pillows or pockets for added convenience and versatility.
• Consider the compatibility of the liner with your existing sleeping bag to ensure a snug and secure fit.
• Evaluate the cost-to-benefit ratio of the liner to find the best value for your camping needs.

Frelaxy Ultralight Sleeping Bag Liner

If you’re an ultralight traveler seeking extra space and comfort, the Frelaxy Ultralight Sleeping Bag Liner is a versatile choice for your outdoor adventures. Made of breathable, skin-friendly fabric, this liner offers a silky-soft and comfortable experience. Its integrated pillow sleeve and compact size make it ideal for packing into your backpack or luggage. Whether you’re camping, staying in hostels, or traveling by bus or plane, the Frelaxy liner adds warmth, acts as a protective barrier, and is quick-drying and easy to clean. Durable and lightweight, this liner is a reliable companion for your adventures, no matter the destination.

Best For: Ultralight travelers and those seeking extra space and comfort for their outdoor adventures, hostels, bus rides, and plane journeys.

Pros:

• Lightweight and compact design
• Breathable, skin-friendly fabric for comfort
• Integrated pillow sleeve for added convenience

Cons:

• Limited color or style options
• May not provide as much warmth as a dedicated sleeping bag
• May not be suitable for colder weather conditions

https://www.amazon.com/dp/B0D31HCJQB

The Friendly Swede Sleeping Bag Liner

The Friendly Swede Sleeping Bag Liner is an ideal choice for campers and backpackers seeking a lightweight, yet comfortable sleep solution. At just 9.17 ounces, this liner won’t weigh you down, but it’ll keep your sleeping bag fresh and clean. The 100% polyester fabric has a silky-soft texture that feels great against your skin, while the full-length zipper guarantees easy entry and exit. Plus, the liner helps protect your bag from bacteria, sweat, and other contaminants, extending its lifespan. Whether you’re roughing it in the great outdoors or staying in a hotel, the Friendly Swede Liner is a versatile travel companion that delivers comfort and convenience.

Best For: The Friendly Swede Sleeping Bag Liner is best for campers, backpackers, and travelers who want a lightweight, comfortable, and protective sleep solution.

Pros:

• Ultra-lightweight at only 9.17 ounces
• Soft and silky-smooth polyester fabric
• Helps protect sleeping bag from bacteria, sweat, and contamination

Cons:

• May not provide sufficient warmth on its own in colder temperatures
• Zipper may be less durable than other sleeping bag closure types
• Lining may shift or bunch up inside sleeping bag

https://www.amazon.com/dp/B078GQVSMX

Sea to Summit Silk Blend Sleeping Bag Liner

For adventurers seeking an extra layer of warmth and comfort during their outdoor excursions, the Sea to Summit Silk Blend Sleeping Bag Liner is an exceptional choice. Crafted with a blend of Thermolite and silk, this liner offers superior insulation and a luxurious feel. Its Thermolite Pro fibers with infrared technology provide excellent warmth, while the HeiQ odor control technology guarantees freshness. The drawcord footbox, comfort stretch panels, and shoulder openings allow for customizable temperature regulation, safeguarding a restful night’s sleep no matter the conditions.

Best For: The Sea to Summit Silk Blend Sleeping Bag Liner is best for adventurers and outdoor enthusiasts seeking extra warmth, comfort, and versatility in their sleeping setup.

Pros:

• Provides excellent warmth and insulation with Thermolite Pro fibers and infrared technology
• Offers a luxurious feel with the silk blend material
• Includes features like a drawcord footbox, comfort stretch panels, and shoulder openings for customizable temperature regulation

Cons:

• May be too warm for use in warmer climates or seasons
• Some users may find the silk blend material less durable than pure synthetic options
• The liner may add extra bulk and weight compared to a standalone sleeping bag

https://www.amazon.com/dp/B0CT49T197

Sea to Summit Reactor Insulated Sleeping Bag Liner

Backpackers and mountaineers seeking to extend the versatility of their sleeping bags will find the Sea to Summit Reactor Insulated Sleeping Bag Liner an invaluable companion. This lightweight liner adds warmth and personal hygiene to any sleeping bag, thanks to its Thermolite insulation and HeiQ Fresh odor control technology. The mummy-shaped design provides a snug fit, while the drawcord footbox offers versatility. With its knitted fabric and Thermolite Pro technology, the Reactor Liner reflects body heat, keeping you cozy in a range of temperatures. Compact and packable, it’s a must-have for adventurers who value comfort and convenience on the trail.

Best For: Backpackers and mountaineers seeking to extend the versatility and warmth of their sleeping bags in a range of temperatures.

Pros:

• Adds warmth and personal hygiene to any sleeping bag
• Lightweight and packable for easy transport
• Versatile for use in various camping and hiking activities

Cons:

• May not provide sufficient warmth for extremely cold conditions on its own
• Drawcord footbox may require some adjustment to achieve a perfect fit
• The insulation may compress over time, reducing its effectiveness

https://www.amazon.com/dp/B0CT67MSSN

Frelaxy Ultralight Sleeping Bag Liner

Ultralight adventurers will appreciate the Frelaxy Ultralight Sleeping Bag Liner’s impressive size and weight savings. Weighing a mere 196-310g, it packs down small, easily fitting into your backpack without added bulk. The breathable, silky-soft fabric feels as comfy as cotton, and the integrated pillow sleeve guarantees a relaxing experience. This durable, quick-drying liner is skin-friendly and machine-washable, making it ideal for outdoor and travel use. Versatile enough for sleep systems, hostels, and transport, it provides extra warmth and protection. With a 1-year warranty, the Frelaxy is a practical choice for your next adventure.

Best For: Ultralight adventurers and travelers seeking a comfortable, versatile, and durable sleeping bag liner.

Pros:

• Extremely lightweight and compact, perfect for backpacking and travel
• Soft, breathable, and skin-friendly fabric for a comfortable sleep
• Machine-washable and quick-drying for easy care and maintenance

Cons:

• May not provide as much warmth as a traditional sleeping bag
• Limited size options may not fit all users
• Higher price point compared to some cotton or synthetic alternatives

https://www.amazon.com/dp/B0D31L37QS

The Friendly Swede Sleeping Bag Liner

The Friendly Swede Sleeping Bag Liner is an ideal choice for those seeking to extend the life of their sleeping bag and maintain a cozy, comfortable sleeping experience year-round. Made of soft, durable microfiber, this liner is machine-washable and adds up to 10°F of warmth to your sleeping bag during cold weather. Its generous size of 41 x 86 inches and body compartment of 66.5 inches guarantees ample room for a comfortable night’s sleep. The side-opening zipper and pillow pocket further enhance its functionality, while the lifetime warranty provides peace of mind.

Best For: The Friendly Swede Sleeping Bag Liner is best for campers, backpackers, and outdoor enthusiasts who want to extend the life of their sleeping bag and maintain a warm, comfortable sleep experience.

Pros:

• Adds up to 10°F of warmth to sleeping bag
• Machine-washable and durable microfiber construction
• Generous size for comfortable sleep

Cons:

• May add extra weight and bulk to sleeping setup
• Some users may find the microfiber material less breathable than other options
• Pillow pocket may not be suitable for all users

https://www.amazon.com/dp/B088FN5B55

Frelaxy Sleeping Bag Liner for Backpacking and Travel

If you’re looking for a versatile and lightweight sleeping bag liner to enhance your backcountry adventures or travel experiences, the Frelaxy Sleeping Bag Liner might just be the perfect companion. This 100% polyester liner boasts a silky-soft and warm construction, weighing in at a mere 0.65 lbs. Its roomy and comfortable design, measuring 84.6 x 33.4 inches, offers ample space for a restful night’s sleep. The compact 7.8×3.9 inch size makes it easy to pack, while the included pillow pocket adds a touch of convenience. Suitable for all seasons, the Frelaxy liner is machine washable and durable, ensuring long-lasting use on your journeys.

Best For: The Frelaxy Sleeping Bag Liner is best for backpackers, travelers, and outdoor enthusiasts seeking a versatile, lightweight, and comfortable sleeping solution.

Pros:

• Silky-soft and warm polyester construction
• Ultralight and compact design for easy packing
• Roomy and comfortable dimensions for a restful sleep

Cons:

• Some concerns about zipper placement and accessibility
• May not provide as much warmth as a dedicated sleeping bag
• Slightly higher price point compared to some competitors

https://www.amazon.com/dp/B08YDWDL3C

Sea to Summit Reactor Insulated Sleeping Bag Liner

Need a way to extend the versatility and warmth of your sleeping bag? Consider the Sea to Summit Reactor Insulated Sleeping Bag Liner. This liner uses Thermolite Pro technology, reflecting your body heat to boost your bag’s warmth by up to 25°F. The mummy-shaped design integrates seamlessly, while the drawcord footbox offers customizable comfort. Weighing just 353 grams, it packs down small – perfect for backpacking. Odor-controlling HeiQ Fresh technology and the stretchy, knitted fabric add to its appeal. Though pricier than DIY options, this liner provides a convenient way to adapt your sleep system for variable conditions.

Best For: Backpackers and campers looking to extend the warmth of their sleeping bag in colder conditions.

Pros:

• Adds up to 25°F of extra warmth to sleeping bags
• Lightweight and packs down small for easy portability
• Stretchy, breathable fabric provides freedom of movement

Cons:

• More expensive than homemade sleeping bag liner options
• Not a replacement for a proper sleeping bag in extreme cold
• May not provide as much warmth as a dedicated cold-weather sleeping bag

https://www.amazon.com/dp/B0CT69SWJP

Sleeping Bag Liner, Self Tan Sleep Sack

Avid campers and frequent travelers will appreciate the versatility of the VVAYHUA Sleeping Bag Liner, Self Tan Sleep Sack. Made of lightweight, breathable polyester, this liner can be used as a standalone travel sheet or combined with a sleeping bag for added warmth and comfort. Its two-way zipper allows you to expose your feet separately, ensuring a customized sleeping experience. At just 18 ounces and 7.5 inches in length, the liner is highly portable, making it an ideal companion for hotel stays, hostels, and business trips. With its anti-tear design and machine-washable construction, this sleeping bag liner offers durability and convenience for your next adventure.

Best For: Avid campers, frequent travelers, and those seeking a versatile and portable sleep solution for hotel stays, hostels, and business trips.

Pros:

• Lightweight and breathable polyester material
• Two-way zipper allows for customized foot exposure
• Highly portable and compact design

Cons:

• May not provide as much warmth as a traditional sleeping bag
• May not be suitable for colder weather conditions
• Limited temperature rating range (16 to 30 degrees Celsius)

https://www.amazon.com/dp/B0CWNN29SW

Sleeping Bag Liner, Travel Sheets & Adult Sleep Sack

Backpackers and frequent travelers alike will appreciate the versatility of this ultralight sleeping bag liner. Weighing just 1.2 lbs, it’s perfect for packing on any adventure. Use it as a standalone sleep sack in warm weather or as a liner to boost the comfort of your sleeping bag. The breathable, skin-friendly material guarantees a hygienic sleeping experience, while the pillow compartment keeps your head cozy. Fully unzipped, it transforms into a large travel sheet, making it ideal for hotels, hostels, and campsites. Machine-washable and quick-drying, this versatile liner simplifies your packing and provides a peaceful night’s sleep, no matter where your travels take you.

Best For: Backpackers, frequent travelers, and those seeking a versatile and hygienic sleeping solution for hotels, hostels, and campsites.

Pros:

• Ultralight and portable, perfect for packing on any adventure
• Breathable, skin-friendly material provides a hygienic sleeping experience
• Versatile design can be used as a sleeping bag liner or standalone sleep sack

Cons:

• May not provide as much warmth as a traditional sleeping bag in colder weather
• Back pillow compartment may not accommodate all pillow sizes
• Some users may prefer a more comprehensive set of features or higher temperature rating

https://www.amazon.com/dp/B0CBXNSNWV

Tranqun 10 Pcs Sleeping Bags for Adults

For those seeking a versatile and reliable sleeping solution, the Tranqun 10 Pcs Sleeping Bags for Adults present an excellent choice. This 10-piece set offers waterproof, breathable, and comfortable sleeping bags in a range of vibrant colors. With a blend of polyester and cotton, they’re designed for 4-season use, ensuring you stay cozy no matter the weather. The spacious, rectangular design accommodates adults, while the lightweight and portable construction make them ideal for camping, backpacking, and hiking. Whether you’re enjoying the great outdoors or helping those in need, these sleeping bags deliver dependable performance and a restful night’s sleep.

Best For: The Tranqun 10 Pcs Sleeping Bags for Adults are best for camping, backpacking, hiking, and providing sleeping solutions for individuals experiencing homelessness.

Pros:

• Waterproof, breathable, and comfortable for 4-season use
• Spacious and accommodating for adults
• Lightweight and portable with a storage bag

Cons:

• Limited color options with only 5 choices
• May not be suitable for very cold weather conditions
• No information on washing instructions or care

https://www.amazon.com/dp/B0C9PJPMXY

Sleeping Bag Liner, Travel Sheets & Adult Sleep Sack for Backpacking, Hotels and Camping

If you’re someone who values versatility and convenience when it’s time to hit the great outdoors, the sleeping bag liner, travel sheets, and adult sleep sack might be the perfect choice for your next camping, backpacking, or hotel adventure. Weighing in at just 1.2 lbs, this ultralight and portable set is made of 100% durable, breathable polyester, ensuring a comfortable and hygienic sleep no matter where your travels take you. Whether you need to extend the life of your sleeping bag or replace it entirely in warm climates, this versatile system has you covered with its fully zippered design and breathable mesh exterior.

Best For: The sleeping bag liner, travel sheets, and adult sleep sack is best for backpackers, campers, and frequent travelers who value hygiene, versatility, and convenience.

Pros:

• Ultralight and portable design for easy packing
• Versatile system that can be used as a liner, travel sheets, or standalone sleep sack
• Machine washable and quick-drying for easy maintenance

Cons:

• May not provide as much warmth as a traditional sleeping bag in cold weather
• The fully zippered design could be bulkier than some lightweight sleeping bag liners
• The 16-30 degrees Celsius temperature rating may not be suitable for all climates

https://www.amazon.com/dp/B0C5JV8KCJ

All Season Fleece Sleeping Bag Liner (E629)

Seeking a versatile liner that can adapt to various weather conditions? Consider the All Season Fleece Sleeping Bag Liner (E629). This lightweight and compressible liner adds up to 27°F/15°C of warmth to your sleeping bag. Crafted from soft, breathable fleece, it’s gentle on your skin and easy to care for. The mummy shape with a drawstring hood helps lock in heat, while the wide foot box allows for freedom of movement. Weighing just 16.6 oz/470 g, this liner is perfect for cold-weather backpacking, camping, and traveling. With its compression stuff sack, you can easily pack it and take it wherever your adventures lead.

Best For: The All Season Fleece Sleeping Bag Liner (E629) is best for cold-weather backpacking, camping, and traveling.

Pros:

• Adds up to 27°F/15°C of warmth to sleeping bag
• Lightweight, compressible, and easy to carry
• Drawstring adjustable hood to lock in heat

Cons:

• May not be suitable for very warm weather
• Slightly heavier than some other sleeping bag liners
• May not be as durable as some more expensive options

https://www.amazon.com/dp/B0837GD38D

WELL TRAVELED Sleeping Bag Liner for Hiking, Backpacking and Camping

The WELL TRAVELED Sleeping Bag Liner is an excellent choice for adventurers seeking a lightweight and versatile accessory for their camping, hiking, or backpacking excursions. Weighing just 10.6 ounces, this silky smooth pongee polyester liner adds 10°F of warmth in cold weather and can be used as a standalone sheet in warmer conditions. Its compact stuff sack makes it easy to pack, while the pillow pocket keeps your pillow clean during travel. With a 4.4-star rating from 244 customers, this liner is a hygienic and practical solution for those who value comfort and convenience on the trail.

Best For: The WELL TRAVELED Sleeping Bag Liner is best for hikers, backpackers, and campers seeking a lightweight, versatile, and hygienic sleeping accessory.

Pros:

• Ultralight and compact design
• Adds 10°F of warmth in cold weather
• Pillow pocket keeps your pillow clean

Cons:

• May not provide enough warmth in very cold temperatures
• Some users may find the material feels less luxurious than other liners
• Zipper may catch on the fabric

https://www.amazon.com/dp/B081C6LYHR

Naturehike Ultralight Washable Sleeping Bag Liner

For those seeking a lightweight and versatile sleeping bag liner for their outdoor adventures, the Naturehike Ultralight Washable Sleeping Bag Liner is an excellent choice. Weighing just 4.5 oz, this liner packs down to a compact 6×15 cm, making it easy to toss in your pack. Its nylon and faux velvet fabric is soft, breathable, and helps keep you clean and dry. Whether you’re camping, hiking, or staying in a hotel, this liner adds warmth and comfort to your sleeping bag while protecting it from dirt and odors. With its wide temperature range and machine-washable design, it’s a practical and durable companion for all your outdoor adventures.

Best For: The Naturehike Ultralight Washable Sleeping Bag Liner is best for campers, hikers, and travelers seeking a lightweight and versatile sleeping bag liner for their outdoor adventures.

Pros:

• Extremely lightweight and compact for easy storage
• Helps keep sleeping bag clean and dry
• Wide temperature range for all-season use

Cons:

• May not provide significant warmth on its own in very cold temperatures
• Some users may find the material not as soft as traditional sleeping bag liners
• Limited color options available

https://www.amazon.com/dp/B0CTQTYVGP

Factors to Consider When Choosing Sleeping Bag Liners

When choosing a sleeping bag liner, consider its warmth and insulation, the fabric’s breathability, and how compact and lightweight it is. Additionally, think about the liner’s hygiene and cleanliness, as well as its versatility and compatibility with your sleeping bag. These factors will help you select the right liner for your camping adventures.

Warmth and Insulation

How important is the warmth and insulation provided by a sleeping bag liner? It’s vital. Liners made from insulating materials like fleece or Thermolite can add up to 27°F of warmth. Ones with hollow-core fibers and infrared-reflecting pigments help retain body heat even better. The type and thickness of the insulation directly impact a liner’s ability to trap heat. Mummy-shaped liners with a hood design provide superior heat retention over rectangular ones. Selecting a liner with the appropriate temperature rating for the expected conditions is essential to guarantee you stay cozy and comfortable when the temperatures drop.

Fabric and Breathability

The fabric and breathability of a sleeping bag liner are essential considerations when choosing the right one for your needs. Breathable fabrics like polyester or silk regulate temperature and moisture, preventing heat buildup and clamminess. Lightweight, moisture-wicking microfiber polyester provides comfort and inhibits bacterial growth compared to heavier cotton liners. A silky or smooth texture feels more comfortable against the skin than rougher materials. Highly breathable fabrics like silk offer exceptional comfort but may be less durable than synthetic options. Opt for breathable, temperature-regulating fabrics that allow airflow and prevent the sleeping bag from becoming damp from perspiration.

Compactness and Weight

Compactness and weight are essential factors to ponder when selecting a sleeping bag liner. You want a liner that’ll easily pack down, saving valuable space in your camping gear. Look for one made from lightweight, high-performance fabrics like silk or microfiber. These materials compress exceptionally well, allowing you to stash the liner in your pack without adding bulk. Additionally, pay attention to the overall weight – you don’t want a liner that’ll weigh you down on the trail. The best options typically range from 8 to 16 ounces, ensuring a comfortable sleep without straining your back. Prioritize compactness and lightweight construction to enhance your camping experience.

Hygiene and Cleanliness

Maintaining hygiene and cleanliness is another key consideration when selecting a sleeping bag liner. Sleeping bag liners can shield your sleeping bag from dirt, sweat, and bacteria, extending its lifespan and keeping it fresh. Opt for liners with antimicrobial or odor-control features to further enhance hygiene by discouraging microbes and reducing unpleasant smells. A machine-washable liner makes it easy to regularly clean and maintain high hygiene standards during your outdoor adventures or travels. Investing in a liner can also prevent the need to frequently wash your sleeping bag, saving you time and preventing potential damage to its insulation or waterproofing. A zippered design or pillow pocket helps isolate the sleeping area for improved hygiene.

Versatility and Compatibility

When selecting a sleeping bag liner, it’s imperative to contemplate its versatility and compatibility with your existing sleeping bag. Liners shaped for mummy-style bags may not work as well with rectangular bags. Look for a lightweight, compact liner that can adapt to different outdoor activities and travel needs. Adjustable features like drawcords or zippers allow you to customize temperature regulation for comfort. Additionally, guarantee the liner suits the expected weather conditions to provide the necessary warmth. Versatile and compatible liners will enhance your camping experience, allowing you to use them with a variety of sleeping bags across diverse environments.

Durability and Maintenance

In addition to versatility and compatibility, the durability and upkeep of a sleeping bag liner are crucial aspects to ponder. Opt for liners crafted from durable, quick-drying fabrics like polyester or nylon, which will outlast cotton-based options. Look for machine-washable and tumble-dry liners – they’ll make cleaning a breeze and extend the liner’s life. Tear-resistant and abrasion-proof materials are a must for frequent use and compact storage. Antimicrobial or odor-resistant treatments help keep liners fresh, even after repeated use. Compression stuffsacks enable easy transport without bulky packing.

Pricing and Value

The pricing of sleeping bag liners can vary markedly, ranging from around $10 to over $100, with higher-end options often providing additional features like insulation, moisture-wicking, and antimicrobial properties. When choosing a liner, you’ll need to ponder the value proposition – the balance between its added warmth, comfort, and protection, and the initial cost. Budget-friendly polyester or microfiber liners can provide basic functionality at a lower price point. However, investing in a more expensive, insulated liner may be worthwhile for cold-weather camping or backpacking, as it can noticeably extend the usable temperature range of your sleeping bag. Evaluate your personal needs and desired features to find the best value.

Frequently Asked Questions

How Can I Clean and Maintain My Sleeping Bag Liner?

To clean and maintain your sleeping bag liner, first check the manufacturer’s instructions. Generally, you can machine wash it on a gentle cycle using mild detergent and cold water. Avoid using fabric softener or bleach. Tumble dry on low heat or air dry to prevent shrinkage. Between uses, hang or store it in a cool, dry place. This will help extend its lifespan and keep it fresh for your next camping adventure.

What Are the Best Materials for a Comfortable Sleeping Bag Liner?

“You can’t judge a book by its cover.” Similarly, the best materials for a cozy sleeping bag liner go beyond just appearances. Look for breathable, moisture-wicking fabrics like silk, merino wool, or bamboo. They’ll keep you cool and dry, ensuring a restful night’s sleep. Remember, comfort is key when it comes to camping, so choose a liner that suits your personal preferences and sleep needs.

How Do I Choose the Right Size Sleeping Bag Liner for My Needs?

To choose the right size sleeping bag liner, measure the dimensions of your sleeping bag – length, width, and shoulder girth. Then, select a liner that’s slightly smaller than your bag’s measurements to guarantee a snug, cozy fit. Consider the activities you’ll be doing, as liners come in different weights and materials to suit various temperature ranges and outdoor adventures.

Can Sleeping Bag Liners Be Used With Different Types of Sleeping Bags?

Sure, you can use sleeping bag liners with different types of sleeping bags. They’re designed to work with a variety of bag shapes and sizes, so you don’t have to worry about finding an exact match. In fact, using a liner can enhance the performance of your sleeping bag, making it more comfortable and versatile. Just be sure to check the size recommendations to guarantee a snug fit.

Are There Any Safety Considerations When Using a Sleeping Bag Liner?

When using a sleeping bag liner, be mindful of any potential fire hazards. Avoid using liners made from highly flammable materials near open flames or heat sources. Additionally, guarantee the liner doesn’t interfere with the sleeping bag’s ability to trap heat effectively. Always follow the manufacturer’s instructions and discontinue use if the liner becomes damaged or compromised. With proper precautions, a sleeping bag liner can enhance your camping comfort while prioritizing your safety.

Conclusion

You’ve reviewed the best sleeping bag liners, but don’t forget – a liner’s not just for comfort. It’ll keep your bag cleaner, too. And hey, some even add a touch of warmth. So why not treat yourself? You deserve a comfier camping experience. After all, a good night’s sleep is the foundation of any epic outdoor adventure.